The specific operation method is as follows

1. Start the smart TV, use the TV's remote control to operate, find Miracast under the application column, and press the confirmation button to turn on the TV's Wi-Fi. FiDisplay function;

2. Next, turn on the phone, enter the WLAN setting interface, press the menu key in the lower left corner of the phone to pop up the menu options, find WLANDisplay, and click to enter;

3. Enter WLANDisplay After entering the interface, click the search button at the bottom to start searching. After searching, you can see the wifi signal emitted by the TV. Click on the wifi signal to start establishing a connection; after the service establishment is completed, it will display that the service has been established;

< p>4. After the connection is established, the content displayed on the mobile phone will be displayed on the TV simultaneously.

It may also be a problem with the network and router. You can try restarting the router or changing the router; it may be that the TV and the mobile phone are not connected to the same network, and they cannot cast the screen if they are not in the same LAN; it may be that the TV is not turned on. Screencasting function, if you can't find this function, you can download any third-party screencasting software. After opening the software, the screencasting function will automatically turn on.